Revert "Win32: show the console (early) in debug builds"

Claims that it breaks VLC. If that is the case, I have to beliebe the
Win32 port must have some really serious problem. By the way, this
commit was the only limited yet working way for me to debug on Win32.

This reverts commit 079a3e8f.

src/libvlc.c

@@ -268,10 +268,6 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
 #endif
 #endif
 
-#if defined (WIN32) && !defined (NDEBUG)
-    ShowConsole (true);
-#endif
-
     /* System specific initialization code */
     system_Init( p_libvlc, &i_argc, ppsz_argv );